MR. CHRISTOPHER E ALLEN APRN BC
NPI 1003934282
Clinical Nurse Specialist - Psychiatric/Mental Health, Adult in Norwalk, CT

NPI Status: Active since March 27, 2007

Contact Information

71 EAST AVENUE
STE F
NORWALK, CT
ZIP 06851
Phone: (203) 838-1678
Fax: (203) 854-6775

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  • Individual
  • Male
  • Clinical Nurse Specialist
  • Psychiatric/Mental Health, Adult

About CHRISTOPHER ALLEN

This page provides the complete NPI Profile along with additional information for Christopher Allen, a provider established in Norwalk, Connecticut with a medical specialization in Clinical Nurse Specialist, focusing in psychiatric/mental health, adult . The healthcare provider is registered in the NPI registry with number 1003934282 assigned on March 2007. The practitioner's primary taxonomy code is 364SP0809X with license number 002861APRN (CT). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1003934282
Provider Name
MR. CHRISTOPHER E ALLEN APRN BC
Gender
Male
Entity Type
Individual
Location Address
71 EAST AVENUE STE F NORWALK, CT 06851
Location Phone
(203) 838-1678
Location Fax
(203) 854-6775
Mailing Address
11 OUTLOOK DRIVE NORWALK, CT 06854
Mailing Phone
(203) 221-2224
Mailing Fax
(203) 854-6775
Is Sole Proprietor?
No
Enumeration Date
03-27-2007
Last Update Date
03-07-2023
Code Navigator

A Clinical Nurse Specialist (CNS) like Christopher Allen is a type of advanced practice registered nurse (APRN) that provides direct patient care in various nursing specialties, including pediatrics or psychiatric-mental health. CNSs collaborate with other nurses and medical professionals to improve patient care quality. CNSs are often positioned in leadership roles where they may provide education and mentorship to other nursing personnel. Additionally, CNSs may also conduct research and advocate for certain healthcare policies.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Clinical Nurse Specialist Psychiatric/Mental Health, Adult

Taxonomy Code
364SP0809X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
002861APRN
License State
CT

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1003934282, we treat the final digit (2) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
0
Doubled → 0
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 9 → 18 → 9 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 0 + 0 + 3 + 1 + 8 + 3 + 8 + 2 + 1 + 6 + 24 = 58

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1003934282.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Clinical Nurse Specialist (Psychiatric/Mental Health, Adult)
71 EAST AVENUE, STE F
NORWALK, CT 06851

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1003934282, enumerated as an "individual" on March 27, 2007.

The provider is located at 71 EAST AVENUE STE F NORWALK, CT 06851 and the phone number is (203) 838-1678.

Clinical Nurse Specialist with taxonomy code 364SP0809X and a focus in Psychiatric/Mental Health, Adult.